import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.junit.Test;

import java.io.InputStream;

/**
 * @return
 */
public class test {
    @Test
    public void textSelectAll()  {

        StringBuffer sb = new StringBuffer();

            sb. append("adc");
            sb. append("adcd");

        String s = sb.toString();
        System.out.println(s);
    }
}
